Cartridge assembly



FIG. 1 is a front perspective view of a cartridge assembly showing our new design.

FIG. 2 is a side elevational view thereof, the other side being a mirror image.

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a front elevational view thereof. 

CLAIM The ornamental design for a cartridge assembly, as shown and described. 